CN210262701U - Hidden drainage device of pedestrian overpass - Google Patents
Hidden drainage device of pedestrian overpass Download PDFInfo
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- CN210262701U CN210262701U CN201920574145.0U CN201920574145U CN210262701U CN 210262701 U CN210262701 U CN 210262701U CN 201920574145 U CN201920574145 U CN 201920574145U CN 210262701 U CN210262701 U CN 210262701U
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Abstract
The utility model is suitable for a bridge design field provides a drainage device is hidden to pedestrian bridge, including canopy drainage system, bridge floor drainage system, girder drainage system and pier drainage system. The utility model discloses a drainage device has set up four kinds of drainage systems, and four kinds of systems cooperate jointly to constitute a pedestrian's overline bridge of taking the canopy and hide drainage device for traditional overline bridge free drainage mode obtains obviously improving, and, the drainage pipe of these four systems all does not expose the overline bridge outside, does not influence the overline bridge pleasing to the eye. The dredging guide pipe on the side surface of the pier solves the problem that the drainage pipe in the pier is blocked, is favorable for improving the durability of the drainage device, and reduces the maintenance cost. The pre-buried header tank in pier bottom cushions the collection with the drainage, inserts municipal drainage system, prevents the corresponding problem that the water yield is too big to cause, and its cost is lower, has better economic benefits.
Description
Technical Field
The utility model belongs to bridge design field especially relates to a drainage device is hidden to pedestrian bridge.
Background
The drainage design of the overpass is an important link concerning the design of the comfort of pedestrians and the durability of the bridge, and the drainage design of the overpass is mainly realized through a drainage pipe at present. In actual engineering, the traditional method is divided into rainshed drainage and bridge floor drainage.
Wherein, traditional canopy drainage adopts the mode of freely dispersing water, and this kind of mode directly influences the driving safety of relevant road under the bridge.
The drainage of the traditional bridge deck is that a drainage transverse slope and a drainage longitudinal slope are respectively arranged on the cross section and the longitudinal direction of a bridge, and collected rainwater is drained from the bridge deck to the bridge piers through PVC drainage pipes which are respectively attached to the outer sides of main beams and the outer sides of the bridge piers at the lower points of the bridge piers until the rainwater is completely collected into a ground drainage system. However, in the bridge floor drainage mode, the PVC drain pipe is exposed outside, so that the influence on the landscape is large, the exposed drain pipe is influenced by external factors, the service life is short, and the maintenance is required regularly.
In order to prolong the service life of the drain pipe, reduce maintenance cost and meet the increasing requirement of the aesthetic property of the urban overpass, an overpass hidden drainage device with good durability and an aesthetic effect is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a drainage device is hidden to pedestrian overpass is provided, its maintenance cost that can solve current overpass drainage design and exist is high, life is shorter and influence the problem of view.
The utility model is realized in such a way that the hidden drainage device of the pedestrian overpass comprises a rain shed drainage system, a bridge floor drainage system, a girder drainage system and a pier drainage system;
the rainshed drainage system comprises a rainshed and rainshed stand columns, wherein the rainshed is provided with a uniform inner cross slope, the middle area of the inner cross slope is low, the two side areas are high, the rainshed stand columns are fixed on a main beam of a pedestrian bridge, through-type drainage pipes are pre-buried in the stand columns, a water collection tank is arranged in the middle area of the rainshed, the water collection tank is provided with a reserved hole, the top end of each through-type drainage pipe is connected with the reserved hole, and the bottom end of each through-type drainage pipe extends into the main beam and is directly communicated with the bottom of the main beam;
the bridge floor drainage system comprises a transverse water intercepting tank, a water intercepting tank cover plate and flower grooves positioned on two sides of the main beam; the plurality of transverse water intercepting tanks are longitudinally distributed at intervals along the bridge floor, the water intercepting tank cover plates are covered on the transverse water intercepting tanks, and a plurality of through holes are formed in the water intercepting tank cover plates; two ends of the transverse water intercepting tank respectively extend into flower grooves on two sides of the main beam;
the main beam drainage system comprises a vertical drainage short pipe, a longitudinal drainage pipe and an inclined converging drainage pipe; the top end of the vertical drainage short pipe is connected into the flower trough, the bottom end of the vertical drainage short pipe is connected with the longitudinal drainage pipe, the longitudinal drainage pipe is arranged in the main beam along the full-bridge longitudinal length, the oblique converging drainage pipe is transversely arranged and is inclined to the horizontal plane, the higher end of the oblique converging drainage pipe is connected with the longitudinal drainage pipe, and the lower end of the oblique converging drainage pipe is connected with the straight-through drainage pipe;
the pier drainage system comprises an inner pier drainage pipe, a side dredging guide pipe and a water collecting tank positioned at the bottom of the pier, wherein the top end of the inner pier drainage pipe is connected with the bottom end of the straight-through drainage pipe, the side dredging guide pipe is distributed on the side edge of the inner pier drainage pipe, one end of the side dredging guide pipe is connected with the inner pier drainage pipe, and the other end of the side dredging guide pipe is communicated with the outside of the pier; the bottom of the drainage pipe in the pier is connected with the water collecting tank at the bottom of the pier.
Further, the areas on the two sides of the rain shed are both planes, and the areas on the two sides are inclined upwards relative to the middle area.
Furthermore, the bottom of canopy is provided with the steel skeleton and as the support system of canopy, the canopy stand with the steel skeleton welding.
Further, the canopy is a toughened glass canopy.
Furthermore, the top end of the drainage pipe in the bridge pier is connected with the bottom end of the straight-through drainage pipe through a flexible joint.
Furthermore, the flower groove is provided with drainage cover plates at intervals along the longitudinal direction of the bridge, a plurality of water leakage holes are formed in the drainage cover plates, and the positions right below the drainage cover plates correspond to the top ends of the vertical drainage short pipes.
Furthermore, the horizontal water intercepting tank comprises C-shaped steel and a stainless steel cover plate, and the stainless steel cover plate is covered on the C-shaped steel.
Compared with the prior art, the utility model, beneficial effect lies in:
the utility model discloses a drainage device has set up four kinds of drainage systems, and four kinds of systems cooperate jointly to constitute a pedestrian's overline bridge of taking the canopy and hide drainage device for traditional overline bridge free drainage mode obtains obviously improving, and, the drainage pipe of these four systems all does not expose the overline bridge outside, does not influence the overline bridge pleasing to the eye. The dredging guide pipe on the side surface of the pier solves the problem that the drainage pipe in the pier is blocked, is favorable for improving the durability of the drainage device, and reduces the maintenance cost. The pre-buried header tank in pier bottom cushions the collection with the drainage, inserts municipal drainage system, prevents the corresponding problem that the water yield is too big to cause, and its cost is lower, has better economic benefits.
Drawings
Fig. 1 is a schematic longitudinal sectional view of a hidden drainage device of a pedestrian bridge according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along A-A of FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along D-D of FIG. 1;
FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 1;
FIG. 5 is a schematic cross-sectional view taken along the line C-C in FIG. 1;
fig. 6 is a schematic sectional view taken along the direction E-E in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 and 2, a preferred embodiment of the present invention is shown, which is a hidden drainage device for pedestrian overpasses, comprising a rain shed drainage system, a bridge floor drainage system, a girder drainage system, and a pier drainage system.
Wherein, canopy drainage system includes canopy 1 and canopy stand 2, and the region of 1 both sides of canopy inclines for the middle zone to, the middle zone is less than the region of its both sides, promptly, and the top of canopy 1 forms the plane of two slopes, and both sides reduce to middle direction gradually, so that the rainwater flow direction middle direction.
The rain shed upright post 2 is fixed on a main beam 100 of the pedestrian overpass, and a straight-through drain pipe 3 is pre-buried in the rain shed upright post 2. The canopy 1 is provided with a uniform inner transverse slope, the middle area of the inner transverse slope is low, and the two side areas are high. In the present embodiment, the areas on both sides of the canopy 1 are flat, and the areas on both sides are inclined upward with respect to the middle area.
The top position of canopy 1 inside still is provided with water catch bowl 4, in this embodiment, water catch bowl 4 is U type steel trough, canopy 1 leaves the opening that slightly is less than water catch bowl 4 horizontal width at the middle zone and supplies during rainwater flows down the water catch bowl 4, water catch bowl 4 is laid along the vertical logical length of overpass, the preformed hole is located the bottom of water catch bowl 4, the top and the preformed hole of through drain pipe 3 meet, thereby, rainwater in the water catch bowl 4 can be followed the preformed hole and flowed down to through drain pipe 3 in, its bottom stretches into in the girder 100 to the bottom of through girder 100, insert in the girder drainage system promptly.
In order to avoid the blockage of the straight-through drain pipe 3, a steel cover 5 is arranged at the top end cover of the straight-through drain pipe 3, and a plurality of holes are formed in the steel cover 5.
Further, the canopy 1 is a toughened glass canopy. In order to strengthen the structural strength of the canopy 1, a T-shaped steel framework 6 is arranged at the bottom of the canopy 1 and used as a supporting system of the canopy 1, and the canopy upright posts 2 are welded with the steel framework 6.
The bridge floor drainage system comprises a transverse water intercepting tank 7, a water intercepting tank cover plate and flower grooves 8 positioned on two sides of the main beam. Referring to fig. 3, the transverse water intercepting tank 7 includes a hot-dip galvanized C-shaped steel a and a stainless steel cover plate B, and the stainless steel cover plate B is covered on the hot-dip galvanized C-shaped steel a. Flower pots and other greening pot plants can be placed in the flower troughs 8. The plurality of transverse water intercepting tanks 7 are distributed at intervals along the longitudinal direction of the bridge deck, and preferably, one transverse water intercepting tank 7 can be arranged at intervals of 8-10 m. The cover hood of the water intercepting tank cover plate is arranged on the transverse water intercepting tank 7, and a plurality of through holes are formed in the water intercepting tank cover plate and used for rainwater to flow into the transverse water intercepting tank 7. Two ends of the transverse water intercepting tank 7 respectively extend into the flower grooves 8 on two sides of the main beam, namely the projection range of the transverse water intercepting tank 7 on the main beam plane of the overpass should enter the flower grooves 8.
The main beam drainage system comprises a vertical drainage short pipe 9, a longitudinal drainage pipe 10 and an inclined converging drainage pipe 11. The top end of the vertical drainage short pipe 9 is connected into the flower trough 8, and the bottom end thereof is connected with the longitudinal drainage pipe 10. The longitudinal drain pipe 10 is arranged in the main beam 100 along the full-bridge longitudinal length, the oblique entry type drain pipe 11 is transversely arranged and is inclined to the horizontal plane, the higher end of the oblique entry type drain pipe is connected with the longitudinal drain pipe 10, and the lower end of the oblique entry type drain pipe is connected with the straight-through type drain pipe 3. Referring to fig. 4, the flower trough 8 is provided with a drainage cover 81 at intervals, for example, at intervals of 3m, along the longitudinal direction of the bridge, the drainage cover 81 is provided with a plurality of water leakage holes, the position right below the drainage cover corresponds to the top end of the vertical drainage short pipe 9, and rainwater in the flower trough 8 can be drained into the vertical drainage short pipe 9 from the drainage cover 81.
The pier drainage system includes an inner pier drainage pipe 12, a side dredging pipe 13, and a water collection tank 14 at the bottom of the pier 200. The top end of the pier inner drainage pipe 12 is connected with the bottom end of the straight-through drainage pipe 3, the side dredging guide pipe 13 is distributed on the side edge of the pier inner drainage pipe 12, one end of the side dredging guide pipe is connected with the pier inner drainage pipe 12, and the other end of the side dredging guide pipe is communicated with the outside of the pier 200; the bottom end of the drainage pipe 12 in the pier is connected with the water collecting tank 14 at the bottom of the pier 200, the water collecting tank 14 is used for buffering and collecting drainage, and preferably, the drainage pipe connected to a municipal drainage system is made of a municipal drainage steel pipe.
Referring to fig. 5 and 6, in the present embodiment, the top end of the pier internal drainage pipe 12 is connected to the bottom end of the straight-through drainage pipe 3 through a flexible joint 15. By arranging the flexible joint 15, such as a rubber joint, the drainage of the superstructure can be connected into the drainage pipe 12 in the pier, and the problem of the deformation coordination of the drainage pipe caused by the displacement of the main beam is solved.
The drainage device of this embodiment has set up four kinds of drainage systems, and four kinds of systems cooperate jointly to constitute a pedestrian's overline bridge of taking canopy 1 and hide drainage device for traditional overline bridge free drainage mode obtains obviously improving, and, the drainage pipeline of these four systems all does not expose the overline bridge outside, does not influence the overline bridge pleasing to the eye. The dredging conduit 13 on the side surface of the pier 200 solves the problem of blockage of the drainage pipe 12 in the pier, is beneficial to improving the durability of the drainage device and reduces the maintenance cost. The pre-buried header tank 14 in pier 200 bottom cushions the drainage of collecting with the full-bridge, inserts municipal drainage system, prevents the corresponding problem that the water yield is too big to cause, and its cost is lower, has better economic benefits.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A hidden drainage device for a pedestrian overpass is characterized by comprising a rainshed drainage system, a bridge floor drainage system, a main beam drainage system and a pier drainage system;
the rainshed drainage system comprises a rainshed and rainshed stand columns, wherein the rainshed is provided with a uniform inner cross slope, the middle area of the inner cross slope is low, the two side areas are high, the rainshed stand columns are fixed on a main beam of a pedestrian bridge, through-type drainage pipes are pre-buried in the rainshed stand columns, a water collection tank is arranged in the middle area of the rainshed, the water collection tank is provided with a reserved hole, the top end of each through-type drainage pipe is connected with the reserved hole, and the bottom end of each through-type drainage pipe extends into the main beam and is directly communicated with the bottom of the main beam;
the bridge floor drainage system comprises a transverse water intercepting tank, a water intercepting tank cover plate and flower grooves positioned on two sides of the main beam; the plurality of transverse water intercepting tanks are longitudinally distributed at intervals along the bridge floor, the water intercepting tank cover plates are covered on the transverse water intercepting tanks, and a plurality of through holes are formed in the water intercepting tank cover plates; two ends of the transverse water intercepting tank respectively extend into flower grooves on two sides of the main beam;
the main beam drainage system comprises a vertical drainage short pipe, a longitudinal drainage pipe and an inclined converging drainage pipe; the top end of the vertical drainage short pipe is connected into the flower trough, the bottom end of the vertical drainage short pipe is connected with the longitudinal drainage pipe, the longitudinal drainage pipe is arranged in the main beam along the full-bridge longitudinal length, the oblique converging drainage pipe is transversely arranged and is inclined to the horizontal plane, the higher end of the oblique converging drainage pipe is connected with the longitudinal drainage pipe, and the lower end of the oblique converging drainage pipe is connected with the straight-through drainage pipe;
the pier drainage system comprises an inner pier drainage pipe, a side dredging guide pipe and a water collecting tank positioned at the bottom of the pier, wherein the top end of the inner pier drainage pipe is connected with the bottom end of the straight-through drainage pipe, the side dredging guide pipe is distributed on the side edge of the inner pier drainage pipe, one end of the side dredging guide pipe is connected with the inner pier drainage pipe, and the other end of the side dredging guide pipe is communicated with the outside of the pier; the bottom of the drainage pipe in the pier is connected with the water collecting tank at the bottom of the pier.
2. The pedestrian bridge concealed drain of claim 1, wherein the rain fly has two side regions that are planar and the side regions are inclined upwardly relative to the middle region.
3. The hidden drainage device of the pedestrian bridge as claimed in claim 2, wherein a steel frame is arranged at the bottom of the canopy to serve as a support system of the canopy, and the canopy columns are welded to the steel frame.
4. The pedestrian bridge concealed drain device according to any one of claims 1 to 3, wherein the canopy is a tempered glass canopy.
5. The pedestrian overpass concealed drain device according to any one of claims 1 to 3, wherein the top end of the drainage pipe in the pier and the bottom end of the straight-through drainage pipe are connected by a flexible joint.
6. The hidden drainage device for the pedestrian overpass of any one of claims 1 to 3, wherein the flower groove is provided with drainage cover plates at intervals along the longitudinal direction of the bridge, the drainage cover plates are provided with a plurality of water leakage holes, and the positions right below the drainage cover plates correspond to the top ends of the vertical drainage short pipes.
7. The hidden drainage device for pedestrian overpasses according to any one of claims 1 to 3, wherein the transverse water intercepting tank comprises C-shaped steel and a stainless steel cover plate, and the stainless steel cover plate is covered on the C-shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920574145.0U CN210262701U (en) | 2019-04-23 | 2019-04-23 | Hidden drainage device of pedestrian overpass |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920574145.0U CN210262701U (en) | 2019-04-23 | 2019-04-23 | Hidden drainage device of pedestrian overpass |
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| CN210262701U true CN210262701U (en) | 2020-04-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110055889A (en) * | 2019-04-23 | 2019-07-26 | 深圳市综合交通设计研究院有限公司 | A kind of hiding drainage arrangement of overpass |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110055889A (en) * | 2019-04-23 | 2019-07-26 | 深圳市综合交通设计研究院有限公司 | A kind of hiding drainage arrangement of overpass |
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Address after: Unit 1205, block C, building 1, Xinghe legend Garden Phase III, Longtang community, Minzhi street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen comprehensive transportation and municipal engineering design and Research Institute Co.,Ltd. Address before: 518000 floor 30, highway building, No. 1006, Dongmen North Road, Luohu District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN TRANSPORTATION DESIGN & RESEARCH INSTITUTE Co.,Ltd. |